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iSpring WGB21B-KSNC Whole House Water Filter System
16th Jul 2026, 06:30 PM

iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters

Price may vary by location, shipping cost, and availability.
Highest: $320.99
Average: $318.70
Lowest: $272.84

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Based our analysis and observation, there is 37.46% chance that the price of iSpring WGB21B-KSNC Whole House Water Filter System... will increase. Price of product might fluctuate between 4% and 8% of current price.*

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Price History Information

You can check the price history of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters here. This product's current Price in USA is $320.99. The average and highest prices are $318.70 and $320.99 respectively.

Lowest Ever Price $272.84
24th Jun 2026
Average Price $318.70
Based on 184 days price tracking
Highest Price $320.99
22nd Jan 2026

Current Price in USA

Price $320.99

Recent Price Drops on iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters

Price Drop 23rd Jun 2026
$320.99 $272.84
15% drop

Product Information

Details

Product Name iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Store Product Code B0GHZMYCW3
Store Name amazon.com
Brand iSpring
Rating 9.4 / 10
Category Whole House Water Treatment Systems
Product Manufacturer iSpring
Model Number WGB21B-KSNC
Model Name WGB21B-KSNC
Color Blue
Size 4.5" x 10"
Dimensions 16"L x 8"W x 18"H

Features

  • Premium Whole House Filtration System: The whole house water filter system delivers powerful whole-home protection. The 1st stage FG15KS features a GAC + KDF heavy metal removal filter that targets lead, mercury, hydrogen sulfide, pesticides, herbicides, and other chemical contaminants. The 2nd stage FC15B-NC uses an advanced catalytic carbon filter engineered for strong chloramine and chlorine reduction, and improved taste and odor. They form a high-efficiency whole house water filtration system that provides cleaner, fresher water from every tapan ideal water filter whole house solution for both municipal and well water.
  • High Flow, Compact Design: Built With 1" inlet/outlet ports, this whole house water filter system delivers strong water flow up to 15 GPM. The compact 10 x 4.5 size fits tight spaces, making it ideal for condos, apartments, and small homes needing a space-saving whole house water filtration system. It provides reliable performance for anyone seeking an efficient water filter whole house or home water filter system whole house solution without sacrificing flow.
  • Built to Last Durable Whole House Protection: Engineered for long-term reliability, this whole house water filter system features reinforced housings, leak-resistant construction, and premium filtration media. Designed for up to 50,000 gallons of use, it provides dependable whole home water filtration for heavy metal reduction, chloramine reduction, and both well-water and municipal water applicationsan ideal, long-lasting whole house water filtration system for your home.
  • DIY & Easy Installation: The WGB31B-KSNC whole house water filtration system uses 1 NPT connections and standard 10 x 4.5 cartridges for DIY-simple installation with the help of our detailed manual and YouTube tutorials. It delivers strong water flow (up to 15 GPM) and offers low maintenance.
  • Peace of Mind Guaranteed: This Chloramine whole home water filtration system is backed by a 1-year warranty and lifetime U.S.-based technical support, and it keeps healthy minerals without reducing TDSso for dissolved solids removal, simply pair this water filtration system for house with an iSpring Reverse Osmosis system.
  • Please Note: This water filter system retains healthy minerals and does not reduce TDS. For dissolved solids removal, explore our iSpring Reverse Osmosis systemsperfect complements to any water filtration system for house or whole home water filtration setup.

Images

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Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters
Image of iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10 inch x 4.5 inch Filters

Rating and Reviews

9.4 Based on 4211 reviews

iSpring WGB21B-KSNC Whole House Water Filter System has 9.4 rating out of 10. This average rating is consist of 4211 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.